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Finding the Third Proportional to 4,081,428 and 6,370,272

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Solution

The third proportional to 4,081,428 and 6,370,272 is: 9,942,688.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081,428 : 6,370,272 = 6,370,272 : x
  2. Step 2: Convert to fraction form
    4,081,428/6,370,272 = 6,370,272/x
  3. Step 3: Cross multiply
    4,081,428x = 6,370,272 × 6,370,272
  4. Step 4: Simplify right side
    4,081,428x = 40,580,365,353,984
  5. Step 5: Solve for x
    x = 40,580,365,353,984/4,081,428
  6. Step 6: Final answer
    x = 9,942,688.04

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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.